34421644431 has 12 divisors (see below), whose sum is σ = 49722970440. Its totient is φ = 22946462640.

The previous prime is 34421644357. The next prime is 34421644441. The reversal of 34421644431 is 13444612443.

34421644431 is a `hidden beast` number, since 3 + 4 + 4 + 2 + 1 + 644 + 4 + 3 + 1 = 666.

It is not a de Polignac number, because 34421644431 - 2¹⁰ = 34421643407 is a prime.

It is a super-2 number, since 2×34421644431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34421644441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75760 + ... + 273098.

It is an arithmetic number, because the mean of its divisors is an integer number (4143580870).

Almost surely, 2^34421644431 is an apocalyptic number.

34421644431 is a deficient number, since it is larger than the sum of its proper divisors (15301326009).

34421644431 is a wasteful number, since it uses less digits than its factorization.

34421644431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216726 (or 216723 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The spelling of 34421644431 in words is "thirty-four billion, four hundred twenty-one million, six hundred forty-four thousand, four hundred thirty-one".